Provider Profile
Katya Viswanadhan, PsyD is a psychologist — clinical child & adolescent based in Evanston, IL. Katya is also listed as specializing in psychologist.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1854 SHERMAN AVE
Evanston, IL 60201
1 Park Ave
New York, NY 10016
Katya Viswanadhan is a psychologist in Evanston, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychologist — Clinical Child & Adolescent”.
NPI registry
Katya Viswanadhan is listed at 1854 Sherman Ave, Evanston, IL 60201. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (847) 565-6400. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Katya Viswanadhan's National Provider Identifier is 1760028377. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Katya Viswanadhan has 7+ years experience. Registered with an NPI since 2019. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Not yet. This profile is built from public federal data and has not been confirmed by Katya Viswanadhan. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.